20720796

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{36739}}^1$

素因数の和:36793

約数の個数: 24

約数和(自身を含む): 49378560

約数和(自身を除く): 28657764

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 36739, 73478, 110217, 146956, 220434, 440868, 1726733, 3453466, 5180199, 6906932, 10360398, 20720796]

約数ペア:

[(1, 20720796), (2, 10360398), (3, 6906932), (4, 5180199), (6, 3453466), (12, 1726733), (47, 440868), (94, 220434), (141, 146956), (188, 110217), (282, 73478), (564, 36739)]